<ul nz-menu
    [nzTheme]="'dark'"
    [nzMode]="'inline'"
    [nzInlineCollapsed]="isCollapsed">
  <li nz-menu-item
      [nzSelected]="true"
      (click)="click('article')">
    <span>
      <i class="anticon anticon-home"></i>
      <span class="nav-text">添加文章</span>
    </span>
  </li>
  <li nz-menu-item
      (click)="click('diary')"
      >
    <span>
      <i class="anticon anticon-calendar"></i>
      <span class="nav-text">添加日记</span>
    </span>
  </li>
</ul>
